重金属污染对土壤微生物生态功能的影响

被引:60
作者
张妍 [1 ,2 ]
崔骁勇 [2 ]
罗维 [1 ]
机构
[1] 中国科学院生态环境研究中心城市与区域生态国家重点实验室
[2] 中国科学院研究生院资源与环境学院
关键词
土壤微生物过程; 土壤微生物; 重金属; 污染;
D O I
暂无
中图分类号
X53 [土壤污染及其防治];
学科分类号
083001 [环境科学];
摘要
数量庞大、种类繁多的土壤微生物作为地球化学的物质循环与能量转换的主要参与者,其自身及所参与的生化过程都会受到重金属污染的严重影响.通过研究土壤重金属污染的微生物生态效应,可以建立重金属污染土壤的微生物评价指标体系,而评价体系的建立有利于土壤环境质量的监测与风险评价.论文就重金属污染对土壤微生物生物量及其多样性,对有机质降解、N传输、酶活性等微生物过程影响的研究现状进行了较全面系统的评述.在此基础上,提出了该类研究中存在的问题,包括研究区域南多北少的问题以及研究中难以排除其他环境因子干扰等问题.针对这些问题,论文指出以后应进一步加强分子手段的多方位应用并建立综合可行的被污染土壤的微生物评价体系.
引用
收藏
页码:305 / 313
页数:9
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